@book{87183,
	author = {Emmet, Eric. and Zadunaisky, Daniel,},
	title = {Juegos para devanarse los sesos /},
	publisher = {RBA Coleccionables,},
	year = {[2008]},
	series = {Biblioteca desafíos matemáticos},
	address = {Barcelona :},
	note = {Traducido de: The puffin book of brainteasers.}
}